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FINANCIAL INSTRUMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES (Details) - USD ($) | Mar. 31, 2026 | Dec. 31, 2025 | Mar. 31, 2025
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FINANCIAL INSTRUMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES |  |  |
Cash investments in money market funds | $ 89,500,000 | $ 29,500,000 |
Cash deposits | 54,815,833 | $ 47,009,481 |
Future contracts | Open futures contract |  |  |
FINANCIAL INSTRUMENTS, OFF-BALANCE SHEET RISKS AND CONTINGENCIES |  |  |
Future contract notional value | $ 100,112,140 |  | $ 95,936,911

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